7520106 has 32 divisors (see below), whose sum is σ = 16977600. Its totient is φ = 2199680.

The previous prime is 7520099. The next prime is 7520111. The reversal of 7520106 is 6010257.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51 + ... + 3878.

It is an arithmetic number, because the mean of its divisors is an integer number (530550).

Almost surely, 2^7520106 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7520106, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8488800).

7520106 is an abundant number, since it is smaller than the sum of its proper divisors (9457494).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7520106 is a wasteful number, since it uses less digits than its factorization.

7520106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3974.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 7520106 is about 2742.2811672037. The cubic root of 7520106 is about 195.9181422718.

It can be divided in two parts, 7520 and 106, that added together give a triangular number (7626 = T₁₂₃).

The spelling of 7520106 in words is "seven million, five hundred twenty thousand, one hundred six".